Gurobi 5.0.1 (linux64) logging started Fri Nov 16 22:00:36 2012 Optimize a model with 30575 rows, 33306 columns and 124122 nonzeros Presolve removed 366 rows and 2 columns Presolve time: 0.82s Presolved: 30391 rows, 33304 columns, 156004 nonzeros Variable types: 0 continuous, 33304 integer (33304 binary) Found heuristic solution: objective 182.0000000 Root relaxation: objective 3.000000e+00, 20633 iterations, 3.24 seconds Total elapsed time = 5.07s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 3.0000000 3.00000 0.0% - 6s Explored 0 nodes (55065 simplex iterations) in 6.11 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%